Home / 1,458,027.75-2,012,136.62-813,504.27

Finding the Fourth Proportional to 1,458,027.75, 2,012,136.62 and 813,504.27

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Solution

The fourth proportional to 1,458,027.75, 2,012,136.62 and 813,504.27 is: 1,122,668.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,027.75 : 2,012,136.62 = 813,504.27 : x
  2. Step 2: Convert to fraction form
    1,458,027.75/2,012,136.62 = 813,504.27/x
  3. Step 3: Cross multiply
    1,458,027.75x = 2,012,136.62 × 813,504.27
  4. Step 4: Simplify right side
    1,458,027.75x = 1,636,881,728,125.85
  5. Step 5: Solve for x
    x = 1,636,881,728,125.85/1,458,027.75
  6. Step 6: Final answer
    x = 1,122,668.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.